bookdown.yaml

on:
  push:
    branches:
      - main
      - master

name: bookdown

jobs:
  build:
    runs-on: macOS-latest
    env:
      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
    steps:
      - name: Checkout repo
        uses: actions/checkout@v2

      - name: Setup R
        uses: r-lib/actions/setup-r@v2

      - name: Install pandoc
        run: |
          brew install pandoc

      - name: Cache Renv packages
        uses: actions/cache@v2
        with:
          path: $HOME/.local/share/renv
          key: r-${{ hashFiles('renv.lock') }}
          restore-keys: r-

      - name: Cache bookdown results
        uses: actions/cache@v2
        with:
          path: _bookdown_files
          key: bookdown-${{ hashFiles('**/*Rmd') }}
          restore-keys: bookdown-

      - name: Install packages
        run: |
          R -e 'install.packages("renv")'
          R -e 'renv::restore()'

      - name: Build site
        run: Rscript -e 'bookdown::render_book("index.Rmd", quiet = TRUE)'

      - name: Commit results
        run: |
          git config --local user.name "$GITHUB_ACTOR"
          git config --local user.email "$GITHUB_ACTOR@users.noreply.github.com"
          git add docs
          git commit docs -m 'rebuild site' || echo "No changes"
          git push origin || echo "No changes to commit"